Accurate Powders is an American company that definitely lives up to its name. The complete line of smokeless powders for handguns, rifles, and shotguns is engineered and lab-tested to maximize the precision and performance . Accurate uses the best ballistic technicians and the highest quality components together to assure that every gun is better served with Accurate Powders. Accurate 4064 is an intermediate burning, single-base, short cut extruded rifle powder designed around the 30-06 Springfield. This versatile powder works extremely well in calibers such as 22-250, 220 Swift, 243 WSM, 7×57 Mauser and the 325 WSM. 4064 is a popular choice for High Power shooters using the M1 Garand.